ios - how to resize image with CALayer -


i can resize image in uiimageview using code 

uiimage *backgroundimage = [[uiimage imagenamed:@"background"] resizableimagewithcapinsets:uiedgeinsetsmake(10, 10, 10, 10)];

in order render image in layer, use following code didn't work

uiimage *backgroundimage = [[uiimage imagenamed:@"background"] resizableimagewithcapinsets:uiedgeinsetsmake(10, 10, 10, 10)]; calayer *layer = (id)backgroundimage.cgimage;

the image isn't resized expected, how resize correctly?


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